The inner liner of this cup is made of 304 stainless steel, while the outer shell is made of 201 stainless steel. It is safe and odorless. This cup can be disassembled and reassembled into three different sizes to meet the cooling needs of three different capacity beer cans. The outer rim of the cup is designed with a beer can opener, which is very practical and convenient. 
Dimensions: 2 15/16" D x 9 13/16" H
Color: Red
Decoration Information: 2" W x 2" H; Front.